{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["Anatomy"], "input": "Epidemiological research should develop rationally and aim at identifying more accurate risk factors , taking into account the mechanisms responsible for proximal femur fractures : fall , lack of cushioning and protection during the fall , and bone fragility ."}
{"Anatomy": ["femur", "bone"]}